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Polkanovite & Laurite Native Osmium & Native Platinum

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SHS151530

Polkanovite & Laurite Native Osmium & Native Platinum

ex. Prof. N. Rudashevsky (St. Petersburg/Russian Federation)

Description Tabs

Description
Locality: 
Ust'-Bel'skii Massif, Koryak Upland, Koriak, Kamchatka Krai, Russian Federation
Size Range: 
Small miniature (3-4.5 cm)
Size: 
4 × 2 × 2 cm
Description

Polished section with analyzed polkanovite and laurite with osmium in platinum

Mineral Data
What's on the rock

Polkanovite

Formula: 
Rh12As7
Strunz: 
2.AC.30
Crystal System: 
Hexagonal
Hardness: 
0.0
Type Locality: 
Miass River, Chelyabinsk Oblast', Southern Urals, Urals Region, Russia...

Laurite

Formula: 
RuS2
Strunz: 
2.EB.05a
Crystal System: 
Isometric
Hardness: 
7.0
Colour: 
Black
Streak: 
Dark grey
Type Locality: 
Tanah Laut (Pontijn), Kalimantan Selatan Province (South Kalimantan Province), Kalimantan Island (Borneo Island), Indonesia

Osmium

Formula: 
(Os,Ir,Ru)
Strunz: 
1.AF.05
Crystal System: 
Hexagonal
Hardness: 
6.0 - 7.0
Colour: 
White
Streak: 
Grey

Platinum

Formula: 
Pt
Strunz: 
1.AF.10
Crystal System: 
Isometric
Hardness: 
4.0 - 4.5
Type Locality: 
Pinto River, San Juan Basin, Mun. de Novita, Chocó Department, Colombia